/* ============================================================
   TOOLSHUB4U — TEXT CORE: base.css
   Scoped base styles for the tool area only.
   Namespaced under .tt-tool — never styles page chrome.
   ============================================================ */
.tt-tool {
  font-family: var(--tt-font);
  line-height: 1.5;
  color: var(--tt-text);
  box-sizing: border-box;
}

.tt-tool *,
.tt-tool *::before,
.tt-tool *::after {
  box-sizing: border-box;
}

.tt-tool textarea,
.tt-tool input,
.tt-tool select {
  font-family: inherit;
  font-size: 14px;
  color: var(--tt-text);
  background: var(--tt-bg);
  border: 2px solid var(--tt-border);
  border-radius: var(--tt-radius-md);
  padding: 10px 14px;
  width: 100%;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.tt-tool textarea:focus,
.tt-tool input:focus,
.tt-tool select:focus {
  outline: none;
  border-color: var(--tt-primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, .12);
}

.tt-tool button {
  font-family: inherit;
}

/* Buttons */
.tt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  border: 2px solid transparent;
  border-radius: var(--tt-radius-md);
  cursor: pointer;
  transition: all .2s ease;
  user-select: none;
  min-height: 44px;
}

.tt-btn--primary {
  background: linear-gradient(135deg, var(--tt-primary), var(--tt-primary-hover));
  color: #fff;
}
.tt-btn--primary:hover { filter: brightness(1.08); }

.tt-btn--outline {
  background: transparent;
  color: var(--tt-text-secondary);
  border-color: var(--tt-border);
}
.tt-btn--outline:hover { border-color: var(--tt-primary); color: var(--tt-text); }

.tt-btn--danger {
  background: transparent;
  color: var(--tt-danger);
  border-color: var(--tt-danger);
}
.tt-btn--danger:hover { background: rgba(239, 68, 68, .08); }

.tt-btn[disabled] {
  opacity: .5;
  cursor: not-allowed;
  filter: grayscale(.3);
}

.tt-btn--sm { padding: 8px 14px; font-size: 13px; min-height: 36px; }

/* Panels */
.tt-panel {
  background: var(--tt-bg-card);
  border: 1px solid var(--tt-border);
  border-radius: var(--tt-radius-lg);
  padding: var(--tt-space-lg);
}

.tt-panel--sm { padding: var(--tt-space-md); }

/* Labels */
.tt-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--tt-text);
  margin-bottom: 6px;
}

.tt-hint {
  font-size: 12px;
  color: var(--tt-text-muted);
  margin-top: 6px;
}

/* Stats grid */
.tt-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
}

.tt-stat {
  text-align: center;
  padding: 12px 10px;
  background: var(--tt-bg);
  border: 1px solid var(--tt-border);
  border-radius: var(--tt-radius-sm);
}

.tt-stat__value {
  display: block;
  font-size: 22px;
  font-weight: 800;
  color: var(--tt-primary);
  line-height: 1.2;
}

.tt-stat__label {
  display: block;
  margin-top: 3px;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--tt-text-secondary);
}

/* Empty / error / loading states */
.tt-empty,
.tt-error,
.tt-loading {
  text-align: center;
  padding: var(--tt-space-lg);
  color: var(--tt-text-secondary);
  font-size: 14px;
  border: 1px dashed var(--tt-border);
  border-radius: var(--tt-radius-md);
}

.tt-error { color: var(--tt-danger); border-color: var(--tt-danger); }

/* Action row */
.tt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--tt-space-md);
}

/* Responsive: stack stats on small screens */
@media (max-width: 480px) {
  .tt-stats { grid-template-columns: repeat(2, 1fr); }
  .tt-panel { padding: var(--tt-space-md); }
}
/* Toast notifications */
.tt-toast-container {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 9999;
  max-width: min(92vw, 420px);
  pointer-events: none;
}

.tt-toast {
  background: var(--tt-bg-card, #1e293b);
  color: var(--tt-text, #e7ecf5);
  border: 1px solid var(--tt-border, rgba(148, 163, 184, .3));
  border-left: 4px solid var(--tt-primary, #6366f1);
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 13.5px;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .35);
  animation: ttToastIn .25s ease;
  pointer-events: auto;
}

.tt-toast--success { border-left-color: var(--tt-success, #10b981); }
.tt-toast--error { border-left-color: var(--tt-danger, #ef4444); }
.tt-toast--warning { border-left-color: var(--tt-warning, #f59e0b); }

.tt-toast--out { opacity: 0; transform: translateY(8px); transition: all .25s ease; }

@keyframes ttToastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .tt-toast { animation: none; transition: none; }
}